Pope Pius X, born Giuseppe Melchiorre Sarto in 1835, served as the head of the Roman Catholic Church from 1903 until his death in 1914. He is known for his efforts to reform the Church, emphasizing the importance of the sacraments and promoting the frequent reception of the Eucharist. His papacy also focused on combating modernism, a movement that sought to reinterpret traditional Church teachings in light of contemporary thought. Pope Pius X was canonized as a saint in 1954 by Pope Pius XII. His feast day is celebrated on September 3, honoring his contributions to the Church and his commitment to preserving its doctrines. His legacy includes the establishment of the Catechism of the Catholic Church and a renewed focus on the spiritual life of the faithful.